Please explain every step!

1. (Asset theory) See the table below. (1) (2) (3) (4) (5) (6) arket equilit A. Other things constant, what is the equilibrium exchange rate if the U.S. interest rate changes to 4% ? Answer: 1.21 B. Other things constant, what is the equilibrium exchange rate if the Europe interest rate changes to 4% ? Answer: 1.21 C. Other things constant, what is the equilibrium exchange rate if the expected exchange rate in the future changes to 1.2$/ ? Answer: 1.18